Home / 27,440.30-37,867.68-14,865.05

Finding the Fourth Proportional to 27,440.30, 37,867.68 and 14,865.05

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Solution

The fourth proportional to 27,440.30, 37,867.68 and 14,865.05 is: 20,513.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,440.30 : 37,867.68 = 14,865.05 : x
  2. Step 2: Convert to fraction form
    27,440.30/37,867.68 = 14,865.05/x
  3. Step 3: Cross multiply
    27,440.30x = 37,867.68 × 14,865.05
  4. Step 4: Simplify right side
    27,440.30x = 562,905,051.25
  5. Step 5: Solve for x
    x = 562,905,051.25/27,440.30
  6. Step 6: Final answer
    x = 20,513.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.